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Common name carbofuran (BSI, E-ISO, (m) F-ISO, ANSI, ESA)
IUPAC name 2,3-dihydro-2,2-dimethylbenzofuran-7-yl methylcarbamate
Chemical Abstracts name 2,3-dihydro-2,2-dimethyl-7-benzofuranyl methylcarbamate
CAS RN [1563-66-2]; (carbofuran phenol [1563-38-8]; 3-ketocarbofuran phenol [17781-16-7])
PHYSICAL CHEMISTRY
Mol. wt. 221.3 M.f. C12H15NO3 Form Colourless crystals. M.p. 153-154 ºC; (tech. 150-152 ºC) V.p. 0.031 mPa (20 ºC); 0.072 mPa (25 ºC) KOW logP = 1.52 (20 ºC) S.g./density 1.18 (20 ºC) Solubility In water 320 (20 ºC), 351 (25 °C) (both in mg/l). In dichloromethane >200, isopropanol 20-50, toluene 10-20 (all in g/l, 20 ºC). Stability Unstable in alkaline media. Stable in acidic and neutral media. Decomposes >150 ºC. DT50 (22 ºC) >>1 y (pH 4), 121 d (pH 7), 31 h (pH 9).
APPLICATIONS
Biochemistry Cholinesterase inhibitor.
Mode of action Systemic, with predominantly contact and stomach action.
Uses Control of soil-dwelling and foliar-feeding insects (including wireworms, white grubs, millipedes, symphylids, frit flies, bean seed flies, root flies, flea beetles, weevils, sciarid flies, aphids, thrips, etc.) and nematodes in vegetables, ornamentals, beet, maize, sorghum, sunflowers, oilseed rape, potatoes, alfalfa, peanuts, soya beans, sugar cane, rice, cotton, coffee, cucurbits, tobacco, lavender, citrus, vines, strawberries, bananas, mushrooms, and other crops.